Replace your Wilson Combat Rapid Thread and Flat Back shims with their 1/2"x 28 thread pitch shim kit. Installation is fast, easy, and guaranteed to enhance the performance of your firearms. This kit has been specially designed for 1/2" x 28 threads, providing you with precision ground shims for the perfect fit.

Features :

• Designed for the Whisper Suppressor interface
• "1/2" x 28 thread pitch shim kit specifically designed for .22 caliber muzzle threads"
• Precision ground shims provide a perfect fit
• Fast and easy installation
• Compatible with Wilson Combat Rapid Thread and Flat Back attachments